题型:判断题 如图所示的电路,标有“6V,3W”,灯L2标有”12V,3W”.巳知电源电压为6V,闭合开关S后,不考虑灯丝电阻值随温度的变化.通过L1的电流为______A,灯L2的实际功率为______w.L1的亮度______L2的亮度.(选填“>”、“=”、“<”) 查看答案
题型:判断题 . The prices have been going up, so that the richer you get, the less rich you are than ________ you think you ought to be.A.thatB./C.whatD.which 查看答案